Using an fdt-specific function causes problems when compiled with a live tree.
Signed-off-by: Sean Anderson seanga2@gmail.com Tested-by Eugeniy Paltsev Eugeniy.Paltsev@synopsys.com --- This patch was previously part of https://patchwork.ozlabs.org/project/uboot/list/?series=161576
(no changes since v1)
drivers/spi/designware_spi.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/spi/designware_spi.c b/drivers/spi/designware_spi.c index ce4b6c4dc2..a25f846f9a 100644 --- a/drivers/spi/designware_spi.c +++ b/drivers/spi/designware_spi.c @@ -156,6 +156,8 @@ static int dw_spi_ofdata_to_platdata(struct udevice *bus) struct dw_spi_platdata *plat = bus->platdata;
plat->regs = dev_read_addr_ptr(bus); + if (!plat->regs) + return -EINVAL;
/* Use 500KHz as a suitable default */ plat->frequency = dev_read_u32_default(bus, "spi-max-frequency",